CN108987624A - Lithium battery suitable for harbour machinery - Google Patents
Lithium battery suitable for harbour machinery Download PDFInfo
- Publication number
- CN108987624A CN108987624A CN201810779029.2A CN201810779029A CN108987624A CN 108987624 A CN108987624 A CN 108987624A CN 201810779029 A CN201810779029 A CN 201810779029A CN 108987624 A CN108987624 A CN 108987624A
- Authority
- CN
- China
- Prior art keywords
- shell
- current collection
- lid
- collection column
- lithium battery
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 57
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 57
- 238000007789 sealing Methods 0.000 claims abstract description 87
- 239000003292 glue Substances 0.000 claims abstract description 43
- 239000003822 epoxy resin Substances 0.000 claims abstract description 41
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 41
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 9
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 claims description 8
- 239000000463 material Substances 0.000 claims 2
- 230000002035 prolonged effect Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 13
- 238000004519 manufacturing process Methods 0.000 abstract description 10
- 230000008569 process Effects 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 10
- 239000003795 chemical substances by application Substances 0.000 description 8
- 229920003023 plastic Polymers 0.000 description 7
- 239000004033 plastic Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 238000009998 heat setting Methods 0.000 description 6
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 239000003792 electrolyte Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 235000013372 meat Nutrition 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- MOLYXOOGDFTUJT-UHFFFAOYSA-L [Li].[Mn](=O)(=O)(O)O.[Co] Chemical compound [Li].[Mn](=O)(=O)(O)O.[Co] MOLYXOOGDFTUJT-UHFFFAOYSA-L 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000005538 encapsulation Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 230000037361 pathway Effects 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 208000032953 Device battery issue Diseases 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- GELKBWJHTRAYNV-UHFFFAOYSA-K lithium iron phosphate Chemical compound [Li+].[Fe+2].[O-]P([O-])([O-])=O GELKBWJHTRAYNV-UHFFFAOYSA-K 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/172—Arrangements of electric connectors penetrating the casing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
- H01M50/183—Sealing members
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Sealing Battery Cases Or Jackets (AREA)
Abstract
The present invention relates to the lithium batteries for being suitable for harbour machinery comprising shell, the lid being fixedly connected with the casing and the battery core for being provided with current collection column, battery core are arranged in shell;Lid is provided with perforative exposed hole, and current collection column is exposed across exposed hole, and sealer is filled between exposed hole and current collection column;Sealer is the object that is formed after epoxide-resin glue water hardening.The present invention can simplify capping technique, reduce production cost;Convenient for current collection column is passed through sealing ring, it can also prevent the epoxy resin glue for instilling exposed hole from leaking into shell between current collection column and the top of sealing ring;The connection of shell and lid, the sealing in exposed hole realize that the two can be completed in a process by sealer, convenient for simplifying production process.
Description
Technical field
The present invention relates to belong to technical field of lithium batteries, and in particular to the lithium battery suitable for harbour machinery.
Background technique
Traditional high-capacity lithium battery, shell generally use aluminum hull or steel shell, lead to traditional high-capacity lithium battery
Higher cost, and need to connect cap with shell using welding procedures such as complicated laser weldings in its production process,
Also it is unfavorable for reducing cost, is unfavorable for improving production efficiency.
The encapsulation and sealing of lithium battery, are one of most important technologies in the field, the relationship between quality of sealing to lithium battery
Service life, therefore, if people largely study efficiently, simple also effective sealing.
Such as: Chinese Patent Application No. CN201720382497.7 provides a kind of lithium battery encapsulation shell and lithium battery
Packet;Chinese Patent Application No. CN201310334753.1 discloses a kind of highly-safe lithium battery;Chinese Patent Application No.
A kind of lithium battery of CN201620784671.6;Chinese Patent Application No. CN201510542141.0 discloses a kind of stacked lithium
Battery and its shell packaging method etc..But the demand of special environment condition is not achieved in sealing effect.
In addition, the feature that administrative staff are sparse, visual dead angle is more is generally configured with due to harbour machinery with using,
It is also higher in the requirement of the anti-theft for the lithium battery mould group that harbour machinery uses.Chinese patent CN201711472097.6 provides one
Kind dynamic lithium battery burglary-resisting system, but its structure is complex, at high cost.
Summary of the invention
To solve the above problems, can simplify envelope the purpose of the present invention is to provide the lithium battery for being suitable for harbour machinery
Cover process, sealing effect are good.
The detailed technology scheme that the present invention takes are as follows: the lithium battery suitable for harbour machinery comprising shell is consolidated with shell
Surely the lid that connects and the battery core for being provided with current collection column, battery core are arranged in shell;Lid is provided with perforative exposed hole,
Current collection column is exposed across exposed hole, and sealer is filled between exposed hole and current collection column;Sealer is epoxide-resin glue water hardening
The object formed afterwards.
Further, lid is made of ABS plastic/PP plastics;Exposed hole is provided with whole in truncated cone-shaped with extending internally
Sealing ring, the internal diameter of the top end opening of sealing ring is top internal diameter C, and the outer diameter of current collection column is current collection column outer diameter D, then meets top
Hold internal diameter C be less than or equal to current collection column outer diameter D, current collection column pass through sealing ring, sealer be filled in sealing ring, exposed hole and
Current collection column surrounds in the space to be formed.
Convenient for current collection column is passed through sealing ring, can also prevent from instilling the epoxy resin glue in exposed hole from current collection column with it is close
It is leak into shell between the top of seal.
Preferably, internal diameter C in top is 0.2-2mm smaller than current collection column outer diameter D.
Preferably, internal diameter C in top is 0.5mm smaller than current collection column outer diameter D.
Preferably, the top of sealing ring is provided with extension sealing ring with upwardly extending.
The sealed pathway between current collection column and the top of sealing ring can be increased, further prevent the ring for instilling exposed hole
Oxygen resin glue is leak into shell between current collection column and the top of sealing ring.
Further, extend sealing ring is provided with that whole bulge loop, the height of projection of bulge loop are in a ring with extending internally
Height of projection F, height of projection F are 0.1-0.2mm.
It can prevent the epoxy resin glue for instilling exposed hole from leaking into shell between current collection column and the top of sealing ring.
Further, exposed hole is provided with exntension tubs with extending downwardly, and the bottom end of exntension tubs and the bottom end of sealing ring are fixed
Connection.
The amount that sealing ring, exposed hole and current collection column surround the sealer in the space to be formed can be improved, guarantee shell
Interior and extraneous leakproofness.
Further, the height of exntension tubs is the high B of exntension tubs, and the height of the inner cavity of lid is the high A of lid, then meets extension
The high B of cylinder is less than or equal to the high A of lid.
Lid can be stacked successively and will not be skewed, storage, transport convenient for lid.
Further, shell is made of ABS plastic/PP plastics, and the top of shell is provided with seal groove;The bottom end of lid is set
It is equipped with sealing inserted block, sealing inserted block is inserted into seal groove, seals and is filled with sealer between inserted block and sealing inserted block;Sealer is ring
The object formed after the hardening of oxygen resin glue, so that shell be made to be fixedly connected with lid.
The connection of shell and lid, the sealing in exposed hole realize that the two can be completed in a process by sealer,
Convenient for simplifying production process.
Further, the top for sealing inserted block outwardly extending is provided with limiting stand;The outer wall of seal groove is to support wall, close
The inner wall of sealing groove is overflow wall;It supports wall and supports limiting stand, overflow wall is lower than limiting stand.
The outside in the outside and lid that can guarantee shell is cleaner and tidier.
Compared with prior art, the invention has the following beneficial effects: 1, can simplify capping technique, reduction is produced into
This, sealing effect is good;2, it is convenient for the epoxy resin glue that can also prevent from current collection column across sealing ring to instill exposed hole from collection
It is leak into shell between electric column and the top of sealing ring;3, the connection of shell and lid, the sealing in exposed hole pass through sealer
It realizes, the two can be completed in a process, convenient for simplifying production process.
Detailed description of the invention
Fig. 1 is the lithium battery mould group stereoscopic schematic diagram suitable for harbour machinery in the present invention.
Another visual angle when Fig. 2 is lithium battery suitable for harbour machinery in the present invention and mould group shell 6 is assembled into mould group
Stereoscopic schematic diagram.
Fig. 3 is that the vertical view when lithium battery suitable for harbour machinery in the present invention is assembled into mould group with mould group shell 6 is illustrated
Figure.
Fig. 4 is the perspective exploded view of the lithium battery suitable for harbour machinery in the present invention.
Fig. 5 is the stereoscopic schematic diagram of lid 3.
Fig. 6 is the schematic diagram of I-I section of Fig. 3.
Fig. 7 is the schematic diagram of III-III section of Fig. 6.In Fig. 7, lid 3 is installed on shell 2 by heavy solid line arrows expression
When lid 3 moving direction.
Fig. 8 is the schematic diagram of IV section of Fig. 7.
Fig. 9 is the schematic diagram of V section of Fig. 7.
Figure 10 is the schematic diagram of II-II section of Fig. 3.
Figure 11 is the schematic diagram of VI section of Figure 10.
Figure 12 is the stereoscopic schematic diagram of rotary clamp 7.
Battery core 1;Current collection column 11;Current collection column outer diameter D;Shell 2;Seal groove 21;Support wall 211;Overflow wall 212;Sticking department
22;Support leg 221;Lock slots 222;Notch 223;Notch meat thickness E;Reinforcing rib 23;Lid 3;The high A of lid;Exposed hole 31;Extend
Cylinder 311;The high B of exntension tubs;Sealing ring 32;Top internal diameter C;Extend sealing ring 321;Bulge loop 322;Height of projection F;Seal inserted block
33;Limiting stand 331;Sealer 4;Locking piece 5;Locking column 51;Mould group shell 6;Mould group shell side wall 61;First column item 62;Second column
Item 63;Lock nut 64;Hinge barrels 641;Rotate card slot 642;Rotary clamp 7;Rotate tong arm 71;Rotate jaw 72;Rotating card block
721。
Specific embodiment
Below in conjunction with attached drawing of the invention, technical solution of the present invention is illustrated.
As shown in Figures 1 to 12, the lithium battery suitable for harbour machinery of the invention comprising shell 2 is consolidated with shell 2
Surely the lid 3 that connects and the battery core 1 for being provided with current collection column 11, battery core 1 are arranged in shell 2.Battery core 1 is conventional lithium electricity
Pond battery core, it typically is lithium titanate anode, cobalt manganic acid lithium (ternary lithium) anode or iron phosphate lithium positive pole, with conventional cathode,
The composition of the electrolyte of conventional partition and routine.The section of battery core 1 is usually integrally in rectangle.
Lid 3 is provided with perforative exposed hole 31, and current collection column 11 is exposed across exposed hole 31, exposed hole 31 and current collection column 11
Between be filled with sealer 4;Sealer 4 is the object that is formed after epoxide-resin glue water hardening.For example, sealer 4 can be blueness
The object formed after the TT-8 epoxide-resin glue water hardening of island Haier, epoxy resin glue usually by epoxy resin glue host agent with
It is formed after corresponding epoxy resin glue curing agent mixing, stirring, epoxy resin glue host agent and corresponding epoxy resin glue
After curing agent is mixed, [i.e. firm time] is needed within the regular hour to be applied to bonding site, more than after firm time
Epoxy resin glue can harden and can not be applied to bonding site, and epoxy resin glue is caused to fail.
Lid 3 is made of ABS plastic/PP plastics;Exposed hole 31 is provided with the whole sealing in truncated cone-shaped with extending internally
Circle 32, the internal diameter of the top end opening of sealing ring 32 are top internal diameter C, and the outer diameter of current collection column 11 is current collection column outer diameter D, then meets
Top internal diameter C be less than or equal to current collection column outer diameter D, current collection column 11 pass through sealing ring 32, sealer 4 be filled in sealing ring 32,
Exposed hole 31 and current collection column 11 surround in the space to be formed.When lid 3 is installed on shell 2, lid 3, which is moved down, to be made
During current collection column 11 passes through sealing ring 32, current collection column 11 can play the role of guiding, close convenient for passing through current collection column 11
Seal 32;After current collection column 11 passes through sealing ring 32, elastic deformation occurs for the top of sealing ring 32, makes current collection column 11 and sealing
The top of circle 32 is closely bonded, so as to prevent the epoxy resin glue [being liquid before hardening] for instilling exposed hole 31 from collection
It is leak into shell 2 between electric column 11 and the top of sealing ring 32.
As preferably embodiment, top internal diameter C is 0.2-2mm smaller than current collection column outer diameter D.
As preferably embodiment, top internal diameter C is 0.5mm smaller than current collection column outer diameter D.
The top of sealing ring 32 is provided with upwardly extending extends sealing ring 321.Current collection column 11 and sealing ring can be increased
Sealed pathway between 32 top, further prevent from instilling the epoxy resin glue [being liquid before hardening] in exposed hole 31 from
It is leak between current collection column 11 and the top of sealing ring 32 in shell 2.
Bulge loop 322, the height of projection of bulge loop 322 are the entirety that is provided with extending internally of extension sealing ring 321 in a ring
Height of projection F, height of projection F are 0.1-0.2mm.It can be further improved between current collection column 11 and the top of sealing ring 32
Leakproofness prevents the epoxy resin glue [being liquid before hardening] for instilling exposed hole 31 from the top of current collection column 11 and sealing ring 32
Between leak into shell 2.
Exposed hole 31 is provided with exntension tubs 311 with extending downwardly, and the bottom end of exntension tubs 311 and the bottom end of sealing ring 32 are solid
Fixed connection.The amount for the sealer 4 that sealing ring 32, exposed hole 31 and current collection column 11 surround in the space to be formed can be improved, protect
Demonstrate,prove leakproofness in shell 2 and extraneous.
The height of exntension tubs 311 is the high B of exntension tubs, and the height of the inner cavity of lid 3 is the high A of lid, then meets the high B of exntension tubs
A high less than or equal to lid.Lid 3 can be stacked successively and will not be skewed, storage, transport convenient for lid 3.
As preferably a kind of embodiment, shell 2 is made of ABS plastic/PP plastics, and the top of shell 2 is provided with close
Sealing groove 21;The bottom end of lid 3 is provided with sealing inserted block 33, and sealing inserted block 33 is inserted into seal groove 21, and sealing inserted block 33 and sealing are inserted
Sealer 4 is filled between block 33;Sealer 4 is the object that is formed after epoxide-resin glue water hardening, to make shell 2 and lid
Body 3 is fixedly connected.Shell 2 passes through sealer 4 with the connection of lid 3, the sealing in exposed hole 31 and realizes, the two can be at one
Process is completed, convenient for simplifying production process.In general, needing when shell 2 and lid 3 are that PP plastics are made by corona
Reason is to guarantee the binding force between shell 2 or lid 3 and sealer 4.
The top of sealing inserted block 33 is outwardly extending to be provided with limiting stand 331;The outer wall of seal groove 21 is to support wall 211,
The inner wall of seal groove 21 is overflow wall 212;It supports wall 211 and supports limiting stand 331, overflow wall 212 is lower than limiting stand 331.Sealing
When inserted block 33 is inserted into seal groove 21, it is ensured that a small amount of sealer 4 is overflowed from 212 side of overflow wall, is flowed into shell 2, from
And can guarantee shell 2 outside and lid 3 outside it is cleaner and tidier.In general, epoxy resin glue can't be to battery core 1
Performance impact.
The capping method of lithium battery suitable for harbour machinery of the invention, the lithium battery pack suitable for harbour machinery
Shell 2, the lid being fixedly connected with shell 23 and the battery core 1 for being provided with current collection column 11 are included, battery core 1 is arranged in shell 2.
Battery core 1 is conventional lithium battery electric core, and it typically is lithium titanate anode, cobalt manganic acid lithium (ternary lithium) anode or LiFePO4s
Anode, the composition with the electrolyte of conventional cathode, conventional partition and routine.The section of battery core 1 is usually integrally in square
Shape.
Lid 3 and shell 2 are that ABS plastic/PP plastics are made;Lid 3 is provided with perforative exposed hole 31, exposed hole
31 are provided with the whole sealing ring 32 in truncated cone-shaped with extending internally, and the internal diameter of the top end opening of sealing ring 32 is top internal diameter C,
The outer diameter of current collection column 11 is current collection column outer diameter D, then meets top internal diameter C less than or equal to current collection column outer diameter D, current collection column 11 is worn
Sealing ring 32 is crossed, the top of shell 2 is provided with seal groove 21;The bottom end of lid 3 is provided with sealing inserted block 33, and sealing inserted block 33 is inserted
Enter seal groove 21, sealing ring 32, exposed hole 31 and current collection column 11 surround the space to be formed and sealing inserted block 33 and sealing is inserted
Sealer 4 is filled between block 33, sealer 4 is the object that is formed after epoxide-resin glue water hardening.
The capping method of the lithium battery suitable for harbour machinery the following steps are included:
Epoxy resin glue is instilled seal groove 21 by step 1;
Step 2 moves down lid 3, so that current collection column 11 is passed through sealing ring 32 and makes to seal the insertion sealing of inserted block 33
After slot 21, epoxy resin glue is directly instilled into sealing ring 32, exposed hole 31 and current collection column 11 and surrounds the space to be formed.
Step 3, lid 3 and shell 2 are carried out it is heat setting, i.e., by lid 3 and shell 2 in 30 degrees Celsius of rings
It is placed certain time under border, usually 12 more than hour.To guarantee that epoxy resin glue fully hardens, while improving life
Produce efficiency.24 are placed it is of course also possible to which lid 3 and shell 2 are placed under 20 degree to 30 degree of environment temperature
More than a hour, to guarantee that epoxy resin glue fully hardens.Usually lid 3 and shell 2 are put into insulating box real
It is existing heat setting.
In general, lid 3 and shell 2 are placed one and a half hours or more under 60 to seven ten degrees Celsius of environment.With into one
Improve production efficiency in step ground.
When carrying out heat setting to epoxy resin glue, sealing ring 32, exposed hole 31 and current collection column 11, which surround, to be formed
The epoxy resin glue in epoxy resin glue and seal groove 21 in space can carry out high temperature in insulating box simultaneously
Hardening, without being moved down by lid 3, current collection column 11 is made to pass through sealing ring 32 and making to seal the insertion seal groove of inserted block 33
After 21, progress is primary heat setting, is surrounding shape epoxy resin glue is instilled sealing ring 32, exposed hole 31 and current collection column 11
At space after, it is heat setting to carry out second, that is, it is heat setting twice without carrying out, production efficiency, energy conservation drop can be improved
Consumption.
Epoxy resin glue is usually mixed with corresponding epoxy resin glue curing agent by epoxy resin glue host agent, is stirred
After formed, after epoxy resin glue host agent and corresponding epoxy resin glue curing agent are mixed, need in the regular hour
Interior [i.e. firm time] is applied to bonding site, can harden more than epoxy resin glue after firm time and can not be applied to bonding
Position causes epoxy resin glue to fail.The firm time of epoxy resin glue be more than or equal to two minutes, by lid 3 to
Lower movement makes current collection column 11 pass through sealing ring 32 and makes after sealing the insertion seal groove 21 of inserted block 33, there is the sufficient operating time
Epoxy resin glue is instilled into sealing ring 32, exposed hole 31 and current collection column 11 and surrounds the space to be formed, thereby may be ensured that
The production process for stating step 2 successfully carries out.Preferably, the firm time of epoxy resin glue be more than or equal to two minutes,
And it is less than or equal to 30 minutes.So as to rapidly be fixed between shell 2 and lid 3, prevent because of the vibration in transportational process
Shell 2 is caused to be not fixed firmly with lid 3.
Lithium battery mould group suitable for harbour machinery of the invention comprising at least two lithium batteries, the lithium battery pack
Include shell 2.Shell 2 is usually that ABS plastic or PP plastics are made, naturally it is also possible to is made of aluminium or steel.
In general, lithium battery further includes the lid 3 being fixedly connected with shell 2 and the battery core 1 for being provided with current collection column 11, electricity
Core 1 is arranged in shell 2.
Lithium battery mould group suitable for harbour machinery of the invention further includes mould group shell 6.
Mould group shell 6 includes mould group shell side wall 61;Each shell 2 is bonded to each other and is arranged in mould group shell 6.
The bottom face of mould group shell side wall 61 is fixedly installed the first column item 62.
The bottom face of shell 2 is provided with locking piece 5, and locking column 51 is arranged in locking piece 5, and shell 2 and locking column 51 are axial solid
Fixed [i.e. shell 2 and locking column 51 is fixed along the axle center of locking column 51].For example, locking piece 5 can pass through integrally formed mode
It is directly injection-moulded in the bottom of shell 2, to make shell 2 and 51 axial restraint of locking column.
Mould group shell 6 further includes lock nut 64, and locking column 51 passes through the first column item 62 and is threadedly coupled with lock nut 64.
Lithium battery mould group working principle suitable for harbour machinery of the invention are as follows: before use, by the lithium electricity in mould group shell 6
Pond is electrically connected with each other [for example being electrically connected by realizations such as conventional cables], and of the invention is then suitable for harbour machinery
Lithium battery mould group and load or two-way DC/DC electric connection both may be used.
From the above, it is seen that since mould group shell 6 and each shell 2 are connected as one, so that in mould group shell 6 and mould group shell 6
Lithium battery be connected as one, also, the overall weight of the usually lithium battery mould group suitable for harbour machinery of the invention it is heavier,
Volume is larger, increases the theft difficulty of stealer, so as to play certain anti-theft effect.
As a kind of preferably embodiment, the bottom face of shell 2 is provided with sticking department 22, and sticking department 22 includes two
Section is L-shaped support leg 221, and the bottom face of two support legs 221 and shell 2 surrounds the lock slots to form that section is T shape
222;Locking piece 5 is inserted into lock slots 222, and locking column 51 is pierced by from lock slots 222.In general, the single-row setting of lithium battery, and lock
The setting direction in the direction and the first column item 62 of determining the insertion lock slots 222 of part 5 is mutually perpendicular to.Locking piece 5 can be from lock slots
222 extractions, make the bottom end of shell 2 not have downwardly convex locking column 51, so as to so that shell 2 is suitable for other without antitheft
The versatility of shell 2 can be improved in the occasion of function.
The bottom face of mould group shell side wall 61 is further fixedly arranged on the second column item 63, and the second column item 63 and the first column item 62 are directly
It is provided with gap, and [i.e. projection of the second column article 63 on the first column article 62 and the of 62 face of the second column article 63 and the first column article
One column item 62 is overlapped], lock nut 64 is arranged between the second column item 63 and the first column item 62.Due to the resistance of the second column item 63
Gear, pilferage can not be further increased from the bottom end of the first column item 62 by tools spin locking nuts 64 such as sleeves by stealing
The theft difficulty of person, so as to improve anti-theft effect.
The both ends of lock nut 64 are fixedly installed hinge barrels 641, and hinge barrels 641 are inserted into the second column article 63, respectively
One column item 62, to keep lock nut 64 and the second column item 63 and the first column item 62 hinged.It can make lock nut 64 and mould
Group shell 6 is integrated, and when assembling shell 2, lock nut 64 is held without freeing hand to, convenient for shell 2 is installed to mould group shell 6
It is interior.
The section of lock nut 64 is circle, and the side wall of lock nut 64 is provided at least two rotation card slots 642.It is logical
Often, respectively rotation card slot 642 is uniformly distributed around the axle center of lock nut 64.By for special rotary clamp 7[it is as shown in figure 12, rotary clamp 7
The rotation tong arm 71 being hinged including two, the other end of rotation tong arm 71 are provided with rotation jaw 72, rotate tong arm 71
It is inside provided with rotating card block 721, the offers such as spring or spring leaf are usually provided between two rotation tong arms 71 makes two rotations
Turn the elastic force that tong arm 71 is located remotely from each other, the thickness of rotary clamp 7 is less than or equal to, between the second column item 63 and the first column item 62
The thickness in gap allows rotary clamp 7 to protrude into the gap between the second column item 63 and the first column item 62];It revolves with just can be convenient
Turn lock nut 64, convenient for shell 2 is installed in mould group shell 6, meanwhile, even if the tools such as conventional spanner can protrude into second
Gap between column item 63 and the first column item 62, also can not spin locking nut 64, so as to further improve antitheft effect
Fruit.
The inner cavity of shell 2 extends to form notch 223 to the bottom face of support leg 221, and notch 223 is apart from extraneous most narrow spacing
It is less than the minimum thickness of support leg 221 from for notch meat thickness E, notch meat thickness E.If thief use force by force by shell 2 from
Mould group shell 6 pulls out, and will lead to inner cavity that is damaged, making shell 2 and extraneous connection at the notch 223 of shell 2, so that in shell 2
Electrolyte is exposed, and lithium battery is caused to fail, and thief is made to recognize to use force and steal other lithium batteries and also result in other
Lithium battery failure, so as to inhibit thief to the theft desire of other lithium batteries.
It is to be appreciated that term " center ", " longitudinal direction ", " transverse direction ", "front", "rear", "left", "right", "vertical", " water
It is flat ", "top", "bottom", "inner", the instructions such as "outside" orientation or positional relationship be to be based on the orientation or positional relationship shown in the drawings,
It is only the present invention and simplified description for ease of description, rather than indicating or imply signified device or element must have specifically
Orientation is constructed and is operated for specific orientation, thus should not be understood as the limitation to present invention protection content.
Above specific embodiment is only the preferred embodiment of this creation, all in this wound not to limit this creation
Any modification, equivalent substitution, improvement and etc. done within the spirit and principle of work, should be included in this creation protection scope it
It is interior.
Claims (10)
1. being suitable for the lithium battery of harbour machinery comprising shell (2), lid (3), the Yi Jishe being fixedly connected with shell (2)
It is equipped with the battery core (1) of current collection column (11), battery core (1) setting is in shell (2);It is characterized in that, lid (3) be provided with it is perforative
Exposed hole (31), current collection column (11) is exposed across exposed hole (31), filled with sealing between exposed hole (31) and current collection column (11)
Object (4);Sealer (4) is the object that is formed after epoxide-resin glue water hardening.
2. being suitable for the lithium battery of harbour machinery as described in claim 1, spy is, lid (3) is ABS plastic/PP modeling
Material is made;Exposed hole (31) is provided with the whole sealing ring (32) in truncated cone-shaped with extending internally, and the top of sealing ring (32) is opened
The internal diameter of mouth is top internal diameter C, and the outer diameter of current collection column (11) is current collection column outer diameter D, then meets top internal diameter C and be less than or equal to
Current collection column outer diameter D, current collection column (11) pass through sealing ring (32), sealer (4) be filled in sealing ring (32), exposed hole (31) and
Current collection column (11) surrounds in the space to be formed.
3. being suitable for the lithium battery of harbour machinery as claimed in claim 2, spy is that top internal diameter C is than current collection column outer diameter D
Small 0.2-2mm.
4. being suitable for the lithium battery of harbour machinery as claimed in claim 3, spy is that top internal diameter C is than current collection column outer diameter D
Small 0.5mm.
5. being suitable for the lithium battery of harbour machinery as claimed in claim 2, spy is that the top of sealing ring (32) is prolonged upwards
It is provided with stretching and extends sealing ring (321).
6. being suitable for the lithium battery of harbour machinery as claimed in claim 5, spy is, extends the inside of sealing ring (321)
It is provided with whole bulge loop (322) in a ring with extending, the height of projection of bulge loop (322) is height of projection F, and height of projection F is
0.1-0.2mm。
7. being suitable for the lithium battery of harbour machinery as claimed in claim 2, spy is that exposed hole (31) sets with extending downwardly
It is equipped with exntension tubs (311), the bottom end of exntension tubs (311) is fixedly connected with the bottom end of sealing ring (32).
8. being suitable for the lithium battery of harbour machinery as claimed in claim 7, spy is, the height of exntension tubs (311) is to prolong
The high B of cylinder is stretched, the height of the inner cavity of lid (3) is the high A of lid, then meets the high B of exntension tubs less than or equal to the high A of lid.
9. being suitable for the lithium battery of harbour machinery as claimed in claim 2, spy is, shell (2) is ABS plastic/PP modeling
Material is made, and the top of shell (2) is provided with seal groove (21);The bottom end of lid (3) is provided with sealing inserted block (33), seals inserted block
(33) seal groove (21) are inserted into, seal and is filled with sealer (4) between inserted block (33) and sealing inserted block (33);Sealer (4) is
The object formed after epoxide-resin glue water hardening, so that shell (2) be made to be fixedly connected with lid (3).
10. being suitable for the lithium battery of harbour machinery as claimed in claim 9, spy is, seal the top of inserted block (33) to
Outer extension is provided with limiting stand (331);The outer wall of seal groove (21) is to support wall (211), and the inner wall of seal groove (21) is excessive
It flows wall (212);It supports wall (211) to support limiting stand (331), overflow wall (212) is lower than limiting stand (331).
Priority Applications (1)
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CN201810779029.2A CN108987624A (en) | 2018-09-03 | 2018-09-03 | Lithium battery suitable for harbour machinery |
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CN201810779029.2A CN108987624A (en) | 2018-09-03 | 2018-09-03 | Lithium battery suitable for harbour machinery |
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CN108987624A true CN108987624A (en) | 2018-12-11 |
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CN201810779029.2A Pending CN108987624A (en) | 2018-09-03 | 2018-09-03 | Lithium battery suitable for harbour machinery |
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CN2452138Y (en) * | 2000-10-01 | 2001-10-03 | 国家高技术新型储能材料工程开发中心 | Alkali metal case battery pole column sealing antiturning apparatus |
CN201450029U (en) * | 2009-06-23 | 2010-05-05 | 张天任 | Glue overflow-proof battery case cover |
CN201527999U (en) * | 2009-11-10 | 2010-07-14 | 新乡市中科科技有限公司 | Sealing structure of lithium battery pole post |
CN102569679A (en) * | 2011-12-30 | 2012-07-11 | 丁振荣 | Battery core, battery and method for sealing and fixing electrode and cap of battery |
CN104948735A (en) * | 2014-03-31 | 2015-09-30 | 浙江天能电池江苏新能源有限公司 | Accumulator pole pillar seal ring |
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2018
- 2018-09-03 CN CN201810779029.2A patent/CN108987624A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN2452138Y (en) * | 2000-10-01 | 2001-10-03 | 国家高技术新型储能材料工程开发中心 | Alkali metal case battery pole column sealing antiturning apparatus |
CN201450029U (en) * | 2009-06-23 | 2010-05-05 | 张天任 | Glue overflow-proof battery case cover |
CN201527999U (en) * | 2009-11-10 | 2010-07-14 | 新乡市中科科技有限公司 | Sealing structure of lithium battery pole post |
CN102569679A (en) * | 2011-12-30 | 2012-07-11 | 丁振荣 | Battery core, battery and method for sealing and fixing electrode and cap of battery |
CN104948735A (en) * | 2014-03-31 | 2015-09-30 | 浙江天能电池江苏新能源有限公司 | Accumulator pole pillar seal ring |
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